protected override EvalResult EvalImpl(ScmEnvironment env)
{
if (!_clauses.Any())
{
return(new SelfEvaluatingExpression(false).ToResult());
}
else
{
foreach (var clause in _clauses)
{
var tokens = _tokenizer.Parse(_tokenizer.Strip(clause.Value)).ToArray();
if (tokens[0].Value == "else")
{
return(_factory.Create(tokens[1].Value).Eval(env));
}
else
{
var args = tokens.Select(x => _factory.Create(x.Value)).ToList();
if (True(args[0].Eval(env).Value))
{
return(args[1].Eval(env));
}
}
}
}
return(new SelfEvaluatingExpression(false).ToResult());
}
protected override EvalResult EvalImpl(ScmEnvironment env)
{
if (_arguments[0].Type == TokenType.Symbol)
{
DefineVariable(_arguments[0].Value, _factory.Create(_arguments[1].Value), env);
}
else if (_arguments[0].Type == TokenType.Tuple)
{
var pars = _tokenizer.Parse(_tokenizer.Strip(_arguments[0].Value)).ToList();
var newVariable = pars[0].Value;
var lambda = new LambdaExpression(_factory.Create(_arguments[1].Value), pars.Skip(1).Select(x => x.Value).ToArray(), env);
var newValue = lambda.Eval(env).Value;
DefineVariable(newVariable, newValue, env);
}
return(new VoidExpression().ToResult());
}
public static IIntelliFlowItem Create(Domain.IntelliFlowItem item, IDataContext context)
{
var fac = _itemFac[(Enums.IntelliFlowItemType)item.ItemTypeId];
var newItem = fac.Create(item.ItemTypeId);
IDataRepository <Domain.IntelliFlowItem> itemRepos = new EFDataRepository <Domain.IntelliFlowItem>(context);
IDataRepository <Domain.Expression> exprRepos = new EFDataRepository <Domain.Expression>(context);
var childItems = itemRepos.Query(x => x.ParentItemId == (long)item.Id).ToArray();
if (!childItems.IsNullOrEmpty())
{
var childItemList = new List <IIntelliFlowItem>();
foreach (var child in childItems)
{
var newChild = _Create(child, context, true);
childItemList.Add(newChild);
}
newItem.Children = new IntelliFlowIterator <IIntelliFlowItem>(childItemList.ToArray());
}
if (item.ParentItemId.HasValue)
{
var parent = itemRepos.Get(item.ParentItemId.Value);
var newParent = _Create(parent, context, false);
newItem.Parent = newParent;
}
if (!item.Data.IsNullOrEmpty())
{
newItem.Input.Data = BinarySerializer.Deserialize((NEMILTEC.Shared.Enums.Data.DataType)item.DataTypeId, item.Data);
}
var itemExp = exprRepos.Query(x => x.ParentItemId == (long)item.Id).ToArray();
if (!itemExp.IsNullOrEmpty())
{
var paramList = new List <IntelliFlowItemInputParameter>();
foreach (var exp in itemExp)
{
var param = new IntelliFlowItemInputParameter();
var newExp = ExpressionFactory.Create(exp, context);
if (newExp is ValueExpression)
{
var valExp = newExp as ValueExpression;
param.Value = valExp.Value;
}
param.Expression = newExp;
paramList.Add(param);
}
newItem.Input.Parameters = paramList;
}
return(newItem);
}
public virtual IQueryable <T> Sort <T>(IQueryable <T> query, object request)
{
var configuration = GetRequestModelListConfiguration(request);
var sortColumn = (string)configuration.SortColumnConfiguration?.RequestProperty?.GetValue(request);
var sortDirection = (Direction?)configuration.SortDirectionConfiguration?.RequestProperty?.GetValue(request);
if (string.IsNullOrWhiteSpace(sortColumn) || sortDirection == null)
{
return(query);
}
var expression = ExpressionFactory.Create <T>(sortColumn);
return(sortDirection == Direction.Ascending
? query.OrderBy(expression)
: query.OrderByDescending(expression));
}
private static NEMILTEC.Interfaces.Service.Reporting.ReportElementParameter _CreateElementParameter(Domain.ReportElementParameter reportElementParam, IDataContext context)
{
var newElementParam = new NEMILTEC.Interfaces.Service.Reporting.ReportElementParameter
{
Name = reportElementParam.Name,
Value =
BinarySerializer.Deserialize(
(NEMILTEC.Shared.Enums.Data.DataType)reportElementParam.Expression.DataType.Id, reportElementParam.Expression.Value),
DataType = (NEMILTEC.Shared.Enums.Data.DataType)reportElementParam.Expression.DataType.Id
};
if (reportElementParam.Expression != null)
{
newElementParam.Expression = ExpressionFactory.Create(reportElementParam.Expression, context);
}
return(newElementParam);
}
